tentatively

From tentative +‎ -ly.

• IPA^(key): /ˈtɛntətɪvli/

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tentatively (comparative more tentatively, superlative most tentatively)

1. In a tentative manner.
   • 1922, Hamilton, “Coördination in the Starfish”, in Knight Dunlap, Robert M. Yerkes, editors, The Journal of Comparative Psychology‎^[1], volume II, Baltimore, page 90:

     This last activity was studied in the second paper of this series and it was suggested tentatively that the peculiarly adaptive discoördination in this and other reactions might be due to the pull of part upon part, acting through the substrate.

• attentively